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Population Data

Population Data

Disparities and gaps frequently reveal themselves geographically, and efforts to address inequities benefit from local-scale data and strategies. The Data Center provides summary demographics at the state, county, census tract and zip code levels.

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Demographics

for New Castle County

What is this section about?

Demographic data describes the socioeconomic makeup of a particular area, from characteristics such as race, ethnicity, and age to measures of wealth. Understanding demographic diversity within Zip codes and across the state is key to establishing the context of equity and inclusion challenges in Delaware.


Population Total

567,769
people
Population Density
The population density figure in New Castle County is 1,336 people per square mile, which is higher than the state figure of 504 people per square mile.
2021

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State Area Deprivation Index

5
on a scale of 1 to 10
Median Household Income
The median household income figure in New Castle County is $78,428, which is higher than the state figure of $72,724.
2021

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Poverty Rate
The poverty rate percent in New Castle County is 10.3%, which is lower than the state percent of 11.1%.
2021

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Population By Race

for New Castle County

2021

Race
Total Count
% of Population
Multiracial
05%
Pacific islander
219N/A
Native american
1,1300%
Another race
18,0453%
Asian
32,8706%
Black
143,24125%
White
345,22361%
Total
540,728100%

Population By Ethnicity

for New Castle County

2021

Ethnicity
Total Count
% of Population
Hispanic
59,76511%
Non-hispanic
508,00490%
Total
567,769100%

Population By Age

for New Castle County

2021

Age
Total Count
% of Population
Under 18
122,61622%
Between 18 and 65
355,90663%
Over 65
89,24716%
Total
567,769100%